Home / 1,941,576.24-2,912,784.76-743,498.60

Finding the Fourth Proportional to 1,941,576.24, 2,912,784.76 and 743,498.60

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Solution

The fourth proportional to 1,941,576.24, 2,912,784.76 and 743,498.60 is: 1,115,408.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,576.24 : 2,912,784.76 = 743,498.60 : x
  2. Step 2: Convert to fraction form
    1,941,576.24/2,912,784.76 = 743,498.60/x
  3. Step 3: Cross multiply
    1,941,576.24x = 2,912,784.76 × 743,498.60
  4. Step 4: Simplify right side
    1,941,576.24x = 2,165,651,397,921.23
  5. Step 5: Solve for x
    x = 2,165,651,397,921.23/1,941,576.24
  6. Step 6: Final answer
    x = 1,115,408.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.